poikilotherm

poikilotherm
['pɔɪkɪlə(ʊ)ˌθə:m]
noun Zoology an organism that cannot regulate its body temperature except by behavioural means such as basking or burrowing. Often contrasted with homeotherm.
Derivatives
poikilothermal adjective
poikilothermic adjective
poikilothermy noun

English new terms dictionary. 2014.

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  • Poikilotherm — Sonnenbadende Eidechse am Johannistag in Sachsen, 400 m ü. M., vormittags Als wechselwarm (auch Wechselblüter) oder poikilotherm bezeichnet man Tiere, die keine konstante Körpertemperatur aufweisen. Im Allgemeinen, aber nicht ganz korrekter Weise …   Deutsch Wikipedia

  • poikilotherm — noun Etymology: Greek poikilos variegated + International Scientific Vocabulary therm more at paint Date: 1920 an organism (as a frog) with a variable body temperature that tends to fluctuate with and is similar to or slightly higher than the… …   New Collegiate Dictionary

  • poikilotherm — an organism whose body temperature follows closely that of their environment as in most fishes, cold blooded . Opposite of homoiotherm …   Dictionary of ichthyology

  • poikilotherm — n; see homoiothermal …   Dictionary of invertebrate zoology

  • poikilotherm — Organism whose body temperature varies with environment, opposite of homeotherm. Though poikilothermic animals are often referred to as cold blooded this is not necessarily true …   Dictionary of molecular biology

  • poikilotherm — poi·kil·o·therm (poi kĭlʹə thûrm ) n. An organism, such as a fish or reptile, having a body temperature that varies with the temperature of its surroundings; an ectotherm.   [Greek poikilos, spotted, various; See peig in Indo European Roots +… …   Universalium

  • poikilotherm — 1. adjective cold blooded Syn: poikilothermic Ant: homoiotherm, homeotherm, homoeothermic 2. noun A cold blooded animal …   Wiktionary

  • poikilotherm — A poikilothermic animal. SYN: allotherm, cold blooded animal. * * * poi·ki·lo·therm pȯi ki lə .thərm, (.)pȯi kil ə n an organism (as a frog) with a variable body temperature that is usu. slightly higher than the temperature of its environment:… …   Medical dictionary

  • poikilotherm — po|i|ki|lo|thẹrm 〈Adj.〉 = wechselwarm; Ggs homoiotherm ● poikilothermes Tier = Wechselwarmblüter [<grch. poikilos „wechselnd“ + thermos „warm“] * * * poi|ki|lo|thẹrm <Adj.> [zu griech. poiki̓los = veränderlich u. thermós = warm]… …   Universal-Lexikon

  • poikilotherm — po|i|ki|lo|thẹrm 〈Adj.; Biol.〉 wechselwarm; poikilotherme Tiere Tiere, deren Körpertemperatur von der Temperatur ihrer Umgebung abhängt, Wechselwarmblüter [Etym.: <grch. poikilos »bunt« + …therm] …   Lexikalische Deutsches Wörterbuch

  • poikilotherm — poi|ki|lo|therm <zu ↑...therm> wechselwarm (von Tieren, deren Körpertemperatur sich entsprechend der Umwelttemperatur ändert, z. B. Lurche; Biol.); Ggs. ↑homöotherm …   Das große Fremdwörterbuch

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